challenging objectives 中文意思是什麼
-
These challenging but achievable objectives can only be met by housing associations when they build, renovate and maintain their homes using sustainable development principles
這些具有挑戰性但可達到的目標，只能通過住宅協會在建造、翻修和維護他們的住宅時，利用可持續發展原理來實現。
分享友人